first commit

rendering_api/vulkan/src/framebuffers/vulkan_framebuffer.cpp

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+#include "core/framebuffers/gryphn_framebuffer.h"
+#include <vulkan/vulkan.h>
+#include "../output_device/vulkan_output_devices.h"
+#include "../presentation_queue/vulkan_presentation_queue.h"
+#include "../graphics_pipeline/vulkan_renderpass.h"
+#include "vulkan_framebuffer.h"
+#include "../textures/vulkan_texture.h"
+
+GN_EXPORT gnReturnCode gnCreateFramebufferFn(gnFramebuffer* framebuffer, const gnRenderPass& renderpass) {
+    if (framebuffer->framebuffer == nullptr) framebuffer->framebuffer = new gnPlatformFramebuffer();
+    std::vector<VkImageView> attachments = {};
+
+    for (int i = 0; i < gnListLength(framebuffer->framebufferAttachments); i++) {
+        if (framebuffer->framebufferAttachments[i].texture->texture == nullptr) framebuffer->framebufferAttachments[i].texture->texture = new gnPlatformTexture();
+        framebuffer->framebufferAttachments[i].texture->texture->outputDevice = renderpass.renderpass->outputDevice;
+        attachments.push_back(framebuffer->framebufferAttachments[i].texture->texture->textureImageView);
+    };
+
+    VkFramebufferCreateInfo framebufferInfo{};
+    framebufferInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
+    framebufferInfo.renderPass = renderpass.renderpass->renderPass;
+    framebufferInfo.attachmentCount = static_cast<uint32_t>(attachments.size());
+    framebufferInfo.pAttachments = attachments.data();
+    framebufferInfo.width = framebuffer->size.x;
+    framebufferInfo.height = framebuffer->size.y;
+    framebufferInfo.layers = 1;
+
+    // framebuffer->framebuffer->pipeline = const_cast<gnGraphicsPipeline*>(&pipeline);
+    framebuffer->framebuffer->outputDevice = renderpass.renderpass->outputDevice;
+
+
+    if (vkCreateFramebuffer(renderpass.renderpass->outputDevice->outputDevice->device, &framebufferInfo, nullptr, &framebuffer->framebuffer->framebuffer) != VK_SUCCESS) {
+        GN_RETURN_ERROR("Failed to create framebuffer");
+    }
+
+    return GN_SUCCESS;
+}
+
+GN_EXPORT gnReturnCode gnCreateFramebufferAttachmentFn(gnFramebufferAttachment* attachment, gnPresentationQueue& queue) {
+    if (attachment->framebufferAttachment == nullptr) attachment->framebufferAttachment = new gnPlatformFramebufferAttachment();
+    if (attachment->colorMode == GN_RGBA8) {
+        attachment->framebufferAttachment->attachment.format = queue.presentationQueue->swapchainDetails.surfaceFormat.format;
+        attachment->framebufferAttachment->attachment.samples = VK_SAMPLE_COUNT_1_BIT;
+        attachment->framebufferAttachment->attachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
+        attachment->framebufferAttachment->attachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
+        attachment->framebufferAttachment->attachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
+        attachment->framebufferAttachment->attachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
+        attachment->framebufferAttachment->attachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
+        attachment->framebufferAttachment->attachment.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
+
+        attachment->framebufferAttachment->attachmentRef.attachment = 0;
+        attachment->framebufferAttachment->attachmentRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+    } else if (attachment->colorMode == GN_DEPTH_STENCIL) {
+        VkFormat format;
+        gnReturnCode depthFormatReturnError = findDepthFormat(*queue.presentationQueue->outputDevice, format);
+        if (depthFormatReturnError != GN_SUCCESS) return depthFormatReturnError;
+
+        attachment->framebufferAttachment->attachment.format = format;
+        attachment->framebufferAttachment->attachment.samples = VK_SAMPLE_COUNT_1_BIT;
+        attachment->framebufferAttachment->attachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
+        attachment->framebufferAttachment->attachment.storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
+        attachment->framebufferAttachment->attachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
+        attachment->framebufferAttachment->attachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
+        attachment->framebufferAttachment->attachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
+        attachment->framebufferAttachment->attachment.finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+
+    }
+
+
+    return GN_SUCCESS;
+}
+
+// texture
+
+GN_EXPORT void gnDestroyFramebufferFn(const gnFramebuffer& framebuffer) {
+    vkDestroyFramebuffer(framebuffer.framebuffer->outputDevice->outputDevice->device, framebuffer.framebuffer->framebuffer, nullptr);
+}

rendering_api/vulkan/src/framebuffers/vulkan_framebuffer.h

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+#pragma once
+#include <vulkan/vulkan.h>
+#include "core/graphics_pipeline/gryphn_graphics_pipeline.h"
+#include <core/framebuffers/gryphn_framebuffer.h>
+
+struct gnPlatformFramebuffer {
+    VkFramebuffer framebuffer;
+    gnRenderPass* renderpass;
+    gnOutputDevice* outputDevice;
+};
+
+struct gnPlatformFramebufferAttachment {
+    VkAttachmentDescription attachment{};
+    VkAttachmentReference attachmentRef{};
+};